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🔍 jonathan schrock 📂 Engineering
Showing 87 results for "jonathan schrock" in Engineering
Engineering Preprint PDF DOI

Maritime Connectivity Vulnerability Index: Construction, Patterns, and Validation Across 185 Economies, 2006-2025

Mohamed Bouka, Moulaye Abdel Kader Moulaye Ismail · 2026

Recent disruptions at major maritime chokepoints have exposed the structural fragility of liner shipping networks. Existing indicators measure connectivity, but none quantify its structural vulnerabil…

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Engineering Preprint PDF DOI

What Happens When Institutional Liquidity Enters Prediction Markets: Identification, Measurement, and a Synthetic Proof of Concept

Shaw Dalen · 2026

Prediction markets are starting to look less like crowd polls and more like electronic markets. The central question is therefore no longer only whether these markets forecast well, but what happens w…

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Engineering Preprint PDF DOI

A Rolling-Horizon Stochastic Optimization Framework for NBA Franchise Management with Distributionally Robust Risk Constraints

Siming Zhang, Zhehui Shen, Shijie Chen, Jian Zhou · 2026

NBA franchise management is not a sequence of independent tasks, but a single dynamic control problem in which roster construction, cash-flow discipline, media strategy, external market shocks, and pl…

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Engineering Preprint PDF DOI

Shocks without shock capturing: Information geometric regularization of finite volume methods for Navier--Stokes-like problems

Anand Radhakrishnan, Benjamin Wilfong, Spencer H. Bryngelson, Florian Schafer · 2026

Shock waves in high-speed fluid dynamics produce near-discontinuities in the fluid momentum, density, and energy. Most contemporary works use artificial viscosity or limiters as numerical mitigation o…

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Engineering Preprint PDF DOI

Budgeted Robust Intervention Design for Financial Networks with Common Asset Exposures

Giuseppe C. Calafiore · 2026

In the context of containment of default contagion in financial networks, we here study a regulator that allocates pre-shock capital or liquidity buffers across banks connected by interbank liabilitie…

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Engineering Preprint PDF DOI

When Rolling Gets Weird: A Curved-Link Tensegrity Robot for Non-Intuitive Behavior

Lauren Ervin, Harish Bezawada, Vishesh Vikas · 2026

Conventional mobile tensegrity robots constructed with straight links offer mobility at the cost of locomotion speed. While spherical robots provide highly effective rolling behavior, they often lack …

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Engineering Preprint PDF DOI

Dynamic Modeling and Attitude Control of a Reaction-Wheel-Based Low-Gravity Bipedal Hopper

Shriram Hari, M Venkata Sai Nikhil, R Prasanth Kumar · 2026

Planetary bodies characterized by low gravitational acceleration, such as the Moon and near-Earth asteroids, impose unique locomotion constraints due to diminished contact forces and extended airborne…

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Engineering Preprint PDF DOI

Learning Where the Physics Is: Probabilistic Adaptive Sampling for Stiff PDEs

Akshay Govind Srinivasan, Balaji Srinivasan · 2026

Modeling stiff partial differential equations (PDEs) with sharp gradients remains a significant challenge for scientific machine learning. While Physics-Informed Neural Networks (PINNs) struggle with …

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Engineering Preprint PDF DOI

Tensegrity Robot Endcap-Ground Contact Estimation with Symmetry-aware Heterogeneous Graph Neural Network

Wenzhe Tong, Yicheng Jiang, Chi Zhang, Maani Ghaffari, Xiaonan Huang · 2026

Tensegrity robots possess lightweight and resilient structures but present significant challenges for state estimation due to compliant and distributed ground contacts. This paper introduces a symmetr…

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Engineering Preprint PDF DOI

Uncovering Residual Factors in Financial Time Series via PCA and MTP2-constrained Gaussian Graphical Models

Koshi Watanabe, Ryota Ozaki, Kentaro Imajo, Masanori Hirano · 2026

Financial time series are commonly decomposed into market factors, which capture shared price movements across assets, and residual factors, which reflect asset-specific deviations. To hedge the marke…

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Engineering Preprint PDF DOI

Scientific Machine Learning for Resilient EV-Grid Planning and Decision Support Under Extreme Events

Yifan Wang · 2026

Electric vehicle (EV) charging infrastructure introduces complex challenges to urban distribution networks, particularly under extreme demand events. A critical barrier to resilience assessment is the…

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Engineering Preprint PDF DOI

A Two-Stage Risk-Averse DRO-MILP Methodological Framework for Managing AI/Data Center Demand Shocks

Sharaf K. Magableh, Caisheng Wang, Oraib Dawaghreh · 2026

The rapid growth of artificial intelligence (AI)-driven data centers is reshaping electricity demand patterns. This is achieved by introducing fast, multi-gigawatt load ramps that challenge the stabil…

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Engineering Preprint PDF DOI

Physics-constrained Gaussian Processes for Predicting Shockwave Hugoniot Curves

George D. Pasparakis, Himanshu Sharma, Rushik Desai, Chunyu Li, Alejandro Strachan, Lori Graham-Brady, Michael D. Shields · 2026

A physics-constrained Gaussian Process regression framework is developed for predicting shocked material states along the Hugoniot curve using data from a small number of shockwave simulations. The pr…

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Engineering Preprint PDF DOI

A Fair, Flexible, Zero-Waste Digital Electricity Market: A First-Principles Approach Combining Automatic Market Making, Holarchic Architectures and Shapley Theory

Shaun Sweeney, Robert Shorten, Mark O'Malley · 2025

This thesis presents a fundamental rethink of electricity market design at the wholesale and balancing layers. Rather than treating markets as static spot clearing mechanisms, it reframes them as a co…

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Engineering Preprint PDF DOI

Variable Impedance Control for Floating-Base Supernumerary Robotic Leg in Walking Assistance

Jun Huo, Kehan Xu, Chengyao Li, Yu Cao, Jie Zuo, Xinxing Chen, Jian Huang · 2025

In human-robot systems, ensuring safety during force control in the presence of both internal and external disturbances is crucial. As a typical loosely coupled floating-base robot system, the supernu…

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Engineering Preprint PDF DOI

Decoupling Torque and Stiffness: A Unified Modeling and Control Framework for Antagonistic Artificial Muscles

Amirhossein Kazemipour, Robert K. Katzschmann · 2025

Antagonistic artificial muscles can decouple joint torque and stiffness, but contact transients often degrade this independence. We present a unified real-time framework applicable across pneumatic, e…

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Engineering Preprint PDF DOI

Power Spectral Density Estimation via Universal Truncated Order Statistics Filtering

David Campos Anchieta, John R. Buck · 2025

Loud transient signals in underwater acoustic data increase the bias and variance of background noise power spectral density (PSD) estimates based on sample mean. Recently, two PSD estimators mitigate…

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Engineering Preprint PDF DOI

A Meshing Framework for Digital Twins for Extrusion based Additive Manufacturing

Lucas Gallup, Kevin N. Long, Devin J. Roach, William D. Reinholtz, Adam Cook, Craig M. Hamel · 2025

Additive manufacturing (AM) allows for manufacturing of complex three-dimensional geometries not typically realizable with standard subtractive manufacturing practices. The internal microstructure of …

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Engineering Preprint PDF DOI

Flexible Morphing Aerial Robot with Inflatable Structure for Perching-based Human-Robot Interaction

Ayano Miyamichi, Moju Zhao, Kazuki Sugihara, Junichiro Sugihara, Masanori Konishi, Kunio Kojima, Kei Okada, Masayuki Inaba · 2025

Birds in nature perform perching not only for rest but also for interaction with human such as the relationship with falconers. Recently, researchers achieve perching-capable aerial robots as a way to…

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Engineering Preprint PDF DOI

Can News Predict the Direction of Oil Price Volatility? A Language Model Approach with SHAP Explanations

Romina Hashami, Felipe Maldonado · 2025

Financial markets can be highly sensitive to news, investor sentiment, and economic indicators, leading to important asset price fluctuations. In this study we focus on crude oil, due to its crucial r…

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